The Naval Sea Systems Command is seeking sources for intermediate and depot-level maintenance of MK 48 heavyweight torpedoes at SUBTORPIMA Pearl Harbor in Ewa Beach, HI. The contract would be Cost-Plus-Award-Fee or Cost-Plus-Incentive-Fee, covering FYs 28-32 with 142 FTEs and 1,395,575 total hours across a base year and four option years. Respondents must demonstrate technical expertise and past experience in heavyweight torpedo maintenance and support services. Responses are due by 12:00 PM EDT on June 25, 2026, limited to 15 pages plus a cover page, and must be emailed to the specified points of contact. No budget amount is specified in the description.